GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1 Copyright (C) 2014 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /opt/qtcreator-4.2.0/bin/qtcreator...(no debugging symbols found)...done. [New LWP 14241] [New LWP 14242] [New LWP 14246] [New LWP 14243] [New LWP 14245] [New LWP 14244] [New LWP 14247] [New LWP 14356] [New LWP 14268] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/opt/qtcreator-4.2.0/bin/qtcreator'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007f1ef7cc50e8 in QLineEdit::text() const () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 (gdb) bt #0 0x00007f1ef7cc50e8 in QLineEdit::text() const () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #1 0x00007f1ee32c0d99 in ProjectExplorer::ArgumentsAspect::setArguments(QString const&) () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #2 0x00007f1ee3337e9f in ProjectExplorer::CustomExecutableRunConfiguration::setCommandLineArguments(QString const&) () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #3 0x00007f1ee3335aed in ?? () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #4 0x00007f1ee333919d in ?? () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #5 0x00007f1ef68c4e3d in QMetaObject::activate(QObject*, int, int, void**) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #6 0x00007f1ef7c9e158 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #7 0x00007f1ef68c4716 in QMetaObject::activate(QObject*, int, int, void**) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #8 0x00007f1ef7c70e32 in QAbstractButton::clicked(bool) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #9 0x00007f1ef7c71025 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #10 0x00007f1ef7c725f4 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #11 0x00007f1ef7c72794 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #12 0x00007f1ef7bd2738 in QWidget::event(QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #13 0x00007f1ef7b8cbdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #14 0x00007f1ef7b93eb8 in QApplication::notify(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #15 0x00007f1ef689d0b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #16 0x00007f1ef7b92e6f in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #17 0x00007f1ef7bee2e4 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #18 0x00007f1ef7bf08d3 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #19 0x00007f1ef7b8cbdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #20 0x00007f1ef7b938d0 in QApplication::notify(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #21 0x00007f1ef689d0b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #22 0x00007f1ef739dd1b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Gui.so.5 #23 0x00007f1ef739fb85 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Gui.so.5 #24 0x00007f1ef73812a3 in QWindowSystemInterface::sendWindowSystemEvents(QFlags) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Gui.so.5 #25 0x00007f1eef397bb0 in ?? () from /opt/qtcreator-4.2.0/lib/Qt/plugins/platforms/../../lib/libQt5XcbQpa.so.5 #26 0x00007f1ef22aee04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #27 0x00007f1ef22af048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #28 0x00007f1ef22af0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #29 0x00007f1ef68ea4f7 in QEventDispatcherGlib::processEvents(QFlags) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #30 0x00007f1ef689b39a in QEventLoop::exec(QFlags) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #31 0x00007f1ef68a317d in QCoreApplication::exec() () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #32 0x0000000000409a4f in ?? () #33 0x00007f1ef55e3f45 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 #34 0x000000000040a349 in ?? () ---Type to continue, or q to quit--- #35 0x00007ffc9c72c0f8 in ?? () #36 0x000000000000001c in ?? () #37 0x0000000000000001 in ?? () #38 0x00007ffc9c72e179 in ?? () #39 0x0000000000000000 in ?? () (gdb) bt #0 0x00007f1ef7cc50e8 in QLineEdit::text() const () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #1 0x00007f1ee32c0d99 in ProjectExplorer::ArgumentsAspect::setArguments(QString const&) () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #2 0x00007f1ee3337e9f in ProjectExplorer::CustomExecutableRunConfiguration::setCommandLineArguments(QString const&) () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #3 0x00007f1ee3335aed in ?? () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #4 0x00007f1ee333919d in ?? () from /opt/qtcreator-4.2.0/lib/qtcreator/plugins/libProjectExplorer.so #5 0x00007f1ef68c4e3d in QMetaObject::activate(QObject*, int, int, void**) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #6 0x00007f1ef7c9e158 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #7 0x00007f1ef68c4716 in QMetaObject::activate(QObject*, int, int, void**) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #8 0x00007f1ef7c70e32 in QAbstractButton::clicked(bool) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #9 0x00007f1ef7c71025 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #10 0x00007f1ef7c725f4 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #11 0x00007f1ef7c72794 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #12 0x00007f1ef7bd2738 in QWidget::event(QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #13 0x00007f1ef7b8cbdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #14 0x00007f1ef7b93eb8 in QApplication::notify(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #15 0x00007f1ef689d0b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #16 0x00007f1ef7b92e6f in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #17 0x00007f1ef7bee2e4 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #18 0x00007f1ef7bf08d3 in ?? () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #19 0x00007f1ef7b8cbdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #20 0x00007f1ef7b938d0 in QApplication::notify(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Widgets.so.5 #21 0x00007f1ef689d0b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #22 0x00007f1ef739dd1b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Gui.so.5 #23 0x00007f1ef739fb85 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Gui.so.5 #24 0x00007f1ef73812a3 in QWindowSystemInterface::sendWindowSystemEvents(QFlags) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Gui.so.5 #25 0x00007f1eef397bb0 in ?? () from /opt/qtcreator-4.2.0/lib/Qt/plugins/platforms/../../lib/libQt5XcbQpa.so.5 #26 0x00007f1ef22aee04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #27 0x00007f1ef22af048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #28 0x00007f1ef22af0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #29 0x00007f1ef68ea4f7 in QEventDispatcherGlib::processEvents(QFlags) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #30 0x00007f1ef689b39a in QEventLoop::exec(QFlags) () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #31 0x00007f1ef68a317d in QCoreApplication::exec() () from /opt/qtcreator-4.2.0/bin/../lib/Qt/lib/libQt5Core.so.5 #32 0x0000000000409a4f in ?? () #33 0x00007f1ef55e3f45 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 #34 0x000000000040a349 in ?? () ---Type to continue, or q to quit--- #35 0x00007ffc9c72c0f8 in ?? () #36 0x000000000000001c in ?? () #37 0x0000000000000001 in ?? () #38 0x00007ffc9c72e179 in ?? () #39 0x0000000000000000 in ?? ()